010-6028KA3 YAMAHA Cylinder Power Valve Rings Gp Nikosil Kit

Review YAMAHA Marinepartsdistributors Cylinder Kit Power Valve Rings Gp Gp-r Xl 66e Nikosil 79.90mm for XLT 800

Introducing the 010-6028KA3 Cylinder Kit Power Valve Rings, specifically designed for Yamaha GP, GP-R, XL, and XLT 800 66E outboard engines with a cylinder bore size of 79.90mm. This premium kit is manufactured by Nikasil, a renowned brand in marine engine parts.

The heart of this kit are the power valve rings. These rings are meticulously crafted using advanced materials and manufacturing techniques to ensure optimal engine performance and longevity. The rings are designed to provide a perfect seal between the piston and cylinder wall, minimizing the compression loss and thereby increasing the engine's efficiency.

The rings are precision machined to ensure they fit perfectly into the cylinder bores of your Yamaha outboard engine. They are also coated with a special Nikasil coating, which provides excellent wear resistance and reduces the risk of scuffing and scoring. This coating also ensures that the rings last longer than traditional uncoated rings.

The 010-6028KA3 Cylinder Kit Power Valve Rings also include new piston rings, which are essential for maintaining the seal between the piston and the cylinder wall. These rings are also precision machined to ensure a perfect fit and are made of high-quality materials to provide excellent wear resistance and durability.

Installing the new power and piston rings is a straightforward process, and the kit includes all the necessary installation tools and instructions to make the job as easy as possible for the DIY enthusiast. For those who prefer to have their engine serviced by a professional, the kit can be installed by a certified Yamaha service center.

In conclusion, the 010-6028KA3 Cylinder Kit Power Valve Rings by Nikasil is an excellent investment for anyone who owns a Yamaha GP, GP-R, XL, or XLT 800 66E outboard engine. This kit not only ensures optimal engine performance and longevity but also provides peace of mind, knowing that your engine is equipped with high-quality parts that are designed to last.

Buying a cylinder kit with power valve rings, part number 010-6028-ka3, for Yamaha GP, GP-R, XL, XLT 800 66e and Nikosil engine with a 79.90mm cylinder bore, can have both advantages and disadvantages, depending on the specific use case and individual circumstances. Here are some potential points to consider:

1. Improved engine performance: New power valve rings can help seal the combustion chamber more effectively, reducing gas leakage and improving engine efficiency, which may lead to increased horsepower and torque.

2. Better durability: Worn or damaged power valve rings can cause engine issues such as poor combustion and oil consumption. Replacing them with new ones can help prevent these problems and prolong the engine's life.

3. Smoother engine operation: New power valve rings can help reduce engine noise and vibration, making for a smoother and more enjoyable riding experience.

1. Cost: Replacing power valve rings as part of a cylinder kit can be an expensive proposition, especially if the engine is not showing any notable symptoms of needing replacement.

2. Installation complexity: Installing a cylinder kit with new power valve rings can be a complex and time-consuming process, requiring specialized tools and knowledge. It is recommended that the work be performed by a qualified mechanic.

3. Risk of damage: During the installation process, there is a risk of damaging the engine or other components, which could result in additional repair costs.

The decision to buy a cylinder kit with power valve rings, part number 010-6028-ka3, for a Yamaha GP, GP-R, XL, XLT 800 66e and Nikosil engine with a 79.90mm cylinder bore, depends on various factors such as the condition of the existing power valve rings, the riding application, and the budget. If the engine is showing signs of poor combustion or excessive oil consumption, replacing the power valve rings may be a worthwhile investment to improve performance and prolong engine life. However, if the engine is running smoothly, the cost and complexity of the cylinder kit may not justify the expense. It is recommended that riders consult with a qualified mechanic to assess their specific situation and determine if a cylinder kit with new power valve rings is necessary.

If the engine is showing signs of poor performance or excessive oil consumption, it may be worth considering the purchase of a cylinder kit with new power valve rings, such as part number 010-6028-ka3, to improve engine efficiency and prolong engine life. It is recommended that the work be performed by a qualified mechanic to ensure proper installation and minimize the risk of damage to the engine or other components. If the engine is running smoothly, it may be more cost-effective to monitor its condition and replace the power valve rings only when necessary. Regular maintenance, such as oil changes and engine tune-ups, can help prevent the need for premature power valve ring replacement.

Details:

Cylinder kit power valve rings Yamaha gp-r xl Xlt 800 66e nikosil 79.90mm: replaces part numbers specifications. Kit component oem numbers all found by research: cylinder: 66e-11311-00-94 / 66e-w1130-00-94 66e-w1130-00- piston: 66e-11631-00-a0 66e-11631-01-a0, ring set: 66e-11603-00-00 66e-11603-01- wrist pin: 66e-11633-00-00 60t-11633-00- pin bearing: 93310-422u2- cir clips: 66e-11634-00- power valve: 66e-1131s-10- specifications: cylinder kit with valve, standard bore: 79.90mm, nikosil plated, engine: Yamaha 66e 782cc 2-cyl 2-stroke twin, bore stroke: 80mm 78mm hp: 120 hp paves, year range: 1998 -2005, condition: new, Yamaha 800 applications: gp 1998 -2002 gp-r 2003-2005, xl 2000-2003 Xlt 2002-2004 product notice. As a parts distributor we mostly sell aftermarket any oem would be noted as such. All parts sold are new.

Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than.

specifications watercraftimp:

• for models: Xlt, 800
• brand: Yamaha
• mpn: 010-6028ka3
• part type: Valve Ring Cylinder
• warranty: 1 Year
• california prop 65 warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov
• country of origin: Taiwan
• source: Aftermarket

offer watercraftimp:

• price: $632.20
• item condition: New
• options: ship-to-home
• in stock #: 3
• sold #: 12
• started: march 27, 2026
• availability: in stock

seller watercraftimp:

• # reviews: 22249
• city: deerfield beach, florida
• rating: 98.8%

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

shipping watercraftimp:

• class: economy, standard, expedited, one-day
• type: fixed
• transit: 4-10 days
• service: economy, standard, expedited, overnight

payments watercraftimp:

• other
• wallet: google-pay
• credit card: discover

returns watercraftimp:

• time: 30 days
• paid by: seller
• policy: returns accepted